Make sure that it has at least 12GB of available storage and is formatted as Mac OS Extended. Connect the USB flash drive or other volume that you're using for the bootable installer.Use the 'createinstallmedia' command in Terminal
You will create the bootable installer from this app, not from the disk image or. It installs an app named Install OS X El Capitan into your Applications folder. On a Mac that is compatible with El Capitan, open the disk image and run the installer within, named InstallMacOSX.pkg. Enterprise administrators, please download from Apple, not a locally hosted software-update server.Įl Capitan downloads as a disk image. Important: To get the correct installer, download from a Mac that is using macOS Sierra 10.12.5 or later, or El Capitan 10.11.6. If the installer opens after downloading, quit it without continuing installation. Installers for each of these macOS versions download directly to your Applications folder as an app named Install macOS Catalina, Install macOS Mojave, or Install macOS High Sierra. MacOS Catalina, macOS Mojave, or macOS High Sierra Download macOSįind the appropriate download link in the upgrade instructions for each macOS version:
You don't need a bootable installer to upgrade macOS or reinstall macOS, but it can be useful when you want to install on multiple computers without downloading the installer each time. These advanced steps are primarily for system administrators and others who are familiar with the command line.
#Os x mavericks dmg to usb full version#
First, download the full version of Mavericks from the Mac App Store, even if you already have it installed on your Mac.
#Os x mavericks dmg to usb how to#
Here’s how to create an OS X Mavericks USB Installer. With the final build of OS X Mavericks, Apple has changed the way users can create a custom USB installer the previous method no longer works. Select the Pen drive (Orange Drive with USB Symbol) named “OS X Base System 1” which we created now. While booting up Press and hold Option Key, it will ask to choose Boot Drives. Just Plug your bootable flash drive and reboot your mac. Now your USB flash drive is Bootable and you can install OS X Mavericks. Tech - How to make your own bootable OS X 10.9 Mavericks USB install drive Apple has changed things in 10.9, but making a recovery drive is still possible.